Gary, IN ZIP codes
Gary, Indiana has 8 ZIP codes, including 1 PO Box ZIP. They are in Lake County.
- Population in these ZIPs
- 72,702
- Avg. median income
- $41,100population-weighted
- Typical home value
- $95,200population-weighted
- Metro area
- Chicago-Naperville-Elgin, IL-IN
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Gary, IN ZIP codes list
| ZIP code | County | Population | Median income | Typical home value |
|---|---|---|---|---|
| 46401 PO Box | Lake County | — | — | — |
| 46402 | Lake County | 5,836 | $33,529 | $61,300 |
| 46403 | Lake County | 10,929 | $45,991 | $149,800 |
| 46404 | Lake County | 15,428 | $42,256 | $97,600 |
| 46406 | Lake County | 9,001 | $35,839 | $77,300 |
| 46407 | Lake County | 8,577 | $28,526 | $57,400 |
| 46408 | Lake County | 15,747 | $47,453 | $107,600 |
| 46409 | Lake County | 7,184 | $44,667 | $74,500 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Gary
- Lake Station 4 mi
- Griffith 6 mi
- Hammond 6 mi
- Highland 7 mi
- Hobart 7 mi
- East Chicago 7 mi
- Merrillville 8 mi
- Portage 8 mi
- Schererville 9 mi
- Munster 9 mi
- Wheeler 10 mi
- Whiting 11 mi
Frequently asked questions
What is the ZIP code for Gary, IN?
Gary, IN has 8 ZIP codes: 46401, 46402, 46403, 46404, 46406, 46407, 46408 and 46409.
What county is Gary, Indiana in?
Gary ZIP codes are in Lake County.
Which Gary ZIP codes are PO Boxes?
46401 is a PO Box or single-organization ZIP code; it has no residential delivery area.